Inventor

HONG LIUBO

US72 patents

⚠️ This page may combine multiple inventors who share the name “HONG LIUBO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HONG LIUBO

APPLIED MATERIALS INC

Pulsed-mode RF bias for sidewall coverage improvement

Wafer bias ring in a sustained self-sputtering reactor

Pulsed-mode RF bias for side-wall coverage improvement

Plasma vapor deposition with coil sputtering

Use of variable impedance to control coil sputter distribution

Plasma vapor deposition with coil sputtering

Method and apparatus for producing a uniform density plasma above a substrate

Wafer bias ring controlling the plasma potential in a sustained self-sputtering reactor

Powered shield source for high density plasma

Central coil design for ionized metal plasma deposition

ZHANG JINQIU

Perpendicular magnetic recording head

Method and system for providing a pole for a perpendicular magnetic recording head using a multi-layer hard mask

Method for providing a perpendicular magnetic recording (PMR) transducer

Method and system for providing a perpendicular magnetic recording head

Method for providing a perpendicular magnetic recording head

APPLIED SPINTRONICS INC

MRAM cell structure and method of fabrication

Method of forming a magnetic tunneling junction (MTJ) MRAM device and a tunneling magnetoresistive (TMR) read head

Structure and method to fabricate high performance MTJ devices for MRAM applications

Structure and method to fabricate high performance MTJ devices for MRAM applications

Structure/method to fabricate a high performance magnetic tunneling junction MRAM

READ RITE CORP

Thin film write head with interlaced coil winding and method of fabrication

Write head having a dry-etchable antireflective intermediate layer

MR sensor with blunt contiguous junction and slow-milling-rate read gap

Magnetic write head and method for making same

Insulator layers for magnetoresistive transducers

HEADWAY TECHNOLOGIES INC

MRAM cell structure and method of fabrication

Capping structure for enhancing dR/R of the MTJ device

MRAM cell with flat topography and controlled bit line to free layer distance and method of manufacture

MRAM cell with flat topography and controlled bit line to free layer distance and method of manufacture

Underlayer for high performance magnetic tunneling junction MRAM

HONG LIUBO

Magnetoresistive device with a hard bias capping layer

Method for providing at least one magnetoresistive device

Underlayer for high performance magnetic tunneling junction MRAM

Magnetic head with flared write pole with multiple non-magnetic layers thereover

SUN HAI

Perpendicular magnetic recording head

Method and system for providing a perpendicular magnetic recording head utilizing a mask having an undercut line

Method and apparatus for lifting off photoresist beneath an overlayer

LUO GUANGHONG

Perpendicular magnetic recording head having reduced shield notching

Method for providing a perpendicular magnetic recording (PMR) transducer

WESTERN DIGITAL FREMONT LLC

Methods for fabricating a magnetic recording device

Method and system for providing a magnetoresistive structure using undercut free mask

WESTERN DIGITAL FREMONT INC

Ultra-short yoke and ultra-low stack height writer and method of fabrication

Ultra-short yoke and ultra-low stack height writer and method of fabrication

HITACHI GLOBAL STORAGE TECH NL

Magnetic write head manufactured by damascene process producing a tapered write pole with a non-magnetic step and non-magnetic bump

Method for manufacturing a perpendicular magnetic write head having a leading edge tapered write pole, self aligned side shield and independent trailing shield

CHEN YINGJIAN

PMR writer having a tapered write pole and bump layer and method of fabrication

Perpendicular magnetic write head with wrap-around shield, slanted pole and slanted pole bump fabricated by damascene process

SHEN YONG

Method for providing a perpendicular magnetic recording (PMR) transducer

MAGIC TECHNOLOGIES INC

Spacer structure in MRAM cell and method of its fabrication

ALLEN DONALD G

Method for manufacturing a magnetic write head having a wrap around shield that is magnetically coupled with a leading magnetic shield